Ethyl 2-(dihydro-2H-pyran-4(3H)-ylidene)acetate

Ethyl 2-(dihydro-2H-pyran-4(3H)-ylidene)acetate - Names and Identifiers

Name	Ethyl (tetrahydro-4H-pyran-4-ylidene)acetate
Synonyms	ethyl 2-(oxan-4-ylidene)acetate Ethyl (tetrahydropyran-4-ylidene)acetate ethyl 2-(tetrahydropyran-4-ylidene)acetate Ethyl (tetrahydro-4H-pyran-4-ylidene)acetate 4-(2-Ethoxycarbonylmethylene)tetrahydropyran Ethyl 2-(dihydro-2H-pyran-4(3H)-ylidene)acetate 4-(2-Ethoxy-2-oxoethylidene)tetrahydro-2H-pyran, (Tetrahydro-4H-pyran-4-ylidene)acetic acid ethyl ester
CAS	130312-00-4
InChI	InChI=1/C9H14O3/c1-2-12-9(10)7-8-3-5-11-6-4-8/h7H,2-6H2,1H3

Ethyl 2-(dihydro-2H-pyran-4(3H)-ylidene)acetate - Physico-chemical Properties

Molecular Formula	C9H14O3
Molar Mass	170.21
Density	1.125±0.06 g/cm3(Predicted)
Boling Point	113 °C
Flash Point	97.786°C
Vapor Presure	0.024mmHg at 25°C
Storage Condition	Sealed in dry,Room Temperature
Refractive Index	1.528

Ethyl 2-(dihydro-2H-pyran-4(3H)-ylidene)acetate - Risk and Safety

Hazard Symbols	Xi - Irritant
Hazard Note	Irritant

Ethyl 2-(dihydro-2H-pyran-4(3H)-ylidene)acetate - Introduction

Ethyl tetrahydropyran-4-ylidene acetate (also known as ethyl tetrahydropyranyl anhydride acetate) is an organic compound with the chemical formula C8H14O3. It is a derivative of ethyl acetate in which one of the ethoxy groups is replaced by a tetrahydropyran ring.

Tetrahydropyran-4-ylideneethyl acetate is a colorless liquid with poor water solubility. It has the fragrance of ethyl acetate, with good solubility and volatility. The compound can be used as a solvent for coatings, inks, plastics and adhesives.

The preparation method of the compound is generally obtained by reacting tetrahydropyran with ethyl acetate under acidic conditions. Specific operation can refer to the relevant organic synthesis manual.

When using tetrahydropyran-4-ylidene ethyl acetate, you need to pay attention to the following safety information:
-The substance is a flammable liquid and should be kept away from fire and high temperatures.
-use to maintain good ventilation conditions, avoid inhalation of its vapor.
-Avoid direct contact with skin and eyes and avoid swallowing.
-in the operation of the need to take appropriate protective measures, such as wearing protective glasses, wearing protective clothing.
-In the event of a leak, apply an appropriate absorbent for treatment and take care to prevent the spill from entering the drainage system.

Last Update：2024-04-10 22:29:15